September weather forecast
Tokashiki, Japan

September

Weather in September

The first month of the autumn, September, is also a moderately hot month in Tokashiki, Japan, with temperature in the range of an average high of 28.5°C (83.3°F) and an average low of 27.3°C (81.1°F).

Temperature

Transitioning from August to September, Tokashiki observes an average high-temperature of a still moderately hot 28.5°C (83.3°F), differing subtly from the previous month. Tokashiki nights in September witness a mild cool down to an average temperature of 27.3°C (81.1°F).

Heat index

The heat index for September is estimated at a hot 33°C (91.4°F). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.
Heat index values are typically calculated for conditions of shade and a light breeze. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', joins air temperature with relative humidity to produce a temperature perception for humans. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

The average relative humidity in September is 79%.

Rainfall

In September, in Tokashiki, the rain falls for 20.1 days. Throughout September, 139mm (5.47") of precipitation is accumulated. Throughout the year, there are 227.4 rainfall days, and 1405mm (55.31") of precipitation is accumulated.

Daylight

In Tokashiki, the average length of the day in September is 12h and 19min.
On the first day of the month, sunrise is at 06:10 and sunset at 18:50. On the last day of September, in Tokashiki, sunrise is at 06:22 and sunset at 18:18 JST.

Sunshine

In Tokashiki, Japan, the average sunshine in September is 8.4h.

UV index

The months with the highest UV index are June through September, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 7 during September translates into the following recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.

Frequently asked questions

How hot is September in Tokashiki?
The high-temperature in Tokashiki, Japan, during September is 28.5°C (83.3°F) and the low-temperature is 27.3°C (81.1°F). The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in September is estimated at 33°C (91.4°F).
What is the average humidity in September in Tokashiki?
In September, the average relative humidity is 79%.
How much does it rain in Tokashiki in September?
In September, in Tokashiki, the rain falls for 20.1 days. Throughout September, 139mm (5.47") of precipitation is accumulated.
What is the average length of the day in September in Tokashiki?
The average day length in September in Tokashiki is 12h and 19min.
When are sunrise and sunset in September in Tokashiki?
In September, on the first day of the month, sunrise is at 06:10 and sunset at 18:50. On the last day of the month, sunrise is at 06:22 and sunset at 18:18 JST.
How long on average sun shines in September in Tokashiki?
In September, the average sunshine duration in Tokashiki, Japan, is 8.4h.
What are the months with the highest UV index in Tokashiki?
The months with the highest UV index in Tokashiki, Japan, are June through September, with an average maximum UV index of 7.
What is the UV index reading in September in Tokashiki?
The average daily maximum UV index in September in Tokashiki, Japan, is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Tokashiki, Japan
Average temperature in September
Tokashiki, Japan
  • Average high temperature in September: 28.5°C

The warmest month (with the highest average high temperature) is August (29.4°C).
The month with the lowest average high temperature is January (18.9°C).

  • Average low temperature in September: 27.3°C

The month with the highest average low temperature is August (28.3°C).
The coldest month (with the lowest average low temperature) is January (17°C).

Average pressure in September - Tokashiki, Japan
Average pressure in September
Tokashiki, Japan
  • Average pressure in September: 1009mbar

The month with the highest atmospheric pressure is January (1020.8mbar).
The month with the lowest atmospheric pressure is August (1006.6mbar).

Average wind speed in September - Tokashiki, Japan
Average wind speed in September
Tokashiki, Japan
  • Average wind speed in September: 22.9km/h

The windiest month (with the highest average wind speed) is December (28.4km/h).
The calmest month (with the lowest average wind speed) is May (20.1km/h).

Average humidity in September - Tokashiki, Japan
Average humidity in September
Tokashiki, Japan
  • Average humidity in September: 79%

The month with the highest relative humidity is June (86%).
The month with the lowest relative humidity is January (72%).

Average rainfall in September - Tokashiki, Japan
Average rainfall in September
Tokashiki, Japan
  • Average rainfall in September: 139mm

The wettest month (with the highest rainfall) is June (201mm).
The driest month (with the least rainfall) is February (59mm).

Average rainfall days in September - Tokashiki, Japan
Average rainfall days in September
Tokashiki, Japan
  • Average rainfall days in September: 20.1 days

The month with the highest number of rainy days is June (21.5 days).
The month with the least rainy days is July (16.4 days).

Average daylight in September / Average sunshine in September - Tokashiki, Japan
Average daylight in September /
Average sunshine in September
Tokashiki, Japan
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in September - Tokashiki, Japan
Average sunshine days in September
Tokashiki, Japan
  • Average sunshine days in September: 7.3 days

The month with the most sunshine days is July (11.9 days).
The month with the least sunshine days is December (5.7 days).

Average UV index in September - Tokashiki, Japan
Average UV index in September
Tokashiki, Japan
  • Average UV index in September: 7

The months with the highest UV index are June, July, August and September (UV index 7).
The month with the lowest UV index is December (UV index 4).

Average cloud cover in September - Tokashiki, Japan
Average cloud cover in September
Tokashiki, Japan
  • Average cloud cover in September: 38

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in September - Tokashiki, Japan
Average visibility in September
Tokashiki, Japan
  • Average visibility in September: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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